Koppers Holdings Inc. (KOP) officer receives 169 new dividend equivalent rights

Rhea-AI Filing Summary

Koppers Holdings Inc. reported an insider equity compensation change for its SVP, Culture and Engagement. On 12/16/2025, the executive acquired 169 dividend equivalent rights (DERs), each economically equal to one share of Koppers Holdings Inc. common stock. These DERs accrued on existing time-based and performance-based restricted stock units (RSUs and PSUs) previously granted in January 2023, January 2024, and January 2025.

Of the 169 DERs, 142 relate to RSUs granted on January 4, 2023, January 4, 2024, and January 3, 2025, and 27 relate to PSUs granted on January 4, 2023. After this transaction, the reporting person directly beneficially owns 234 dividend equivalent rights with a stated price of $0 per right.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Lucas Stephen G

(Last) (First) (Middle)

436 SEVENTH AVENUE

(Street)

PITTSBURGH PA 15219

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Koppers Holdings Inc. [ KOP ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	SVP, Culture and Engagement

3. Date of Earliest Transaction (Month/Day/Year)
12/16/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Dividend Equivalent Rights	(1)	12/16/2025		A		169		(1)	(1)	Common Stock	169	$0	234	D

Explanation of Responses:

1. The dividend equivalent rights ("DERs") accrued with respect to additional time-based and performance-based restricted stock units ("RSUs" and "PSUs", respectively) credited to the reporting person. Of this total, 142 DERs accrued with respect to RSUs granted on January 4, 2023, January 4, 2024, and January 3, 2025, and 27 DERs accrued with respect to PSUs granted on January 4, 2023. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock.

Remarks:

	/s/ Stephanie L. Apostolou, Attorney in Fact	12/17/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transaction did Koppers Holdings Inc. (KOP) report in this filing?

The filing reports that the SVP, Culture and Engagement of Koppers Holdings Inc. acquired 169 dividend equivalent rights (DERs) on 12/16/2025 as part of equity compensation.

What are the dividend equivalent rights reported by Koppers Holdings Inc. (KOP)?

The filing states that each dividend equivalent right (DER) is the economic equivalent of one share of Koppers Holdings Inc. common stock and is tied to existing RSU and PSU awards.

How many dividend equivalent rights does the Koppers Holdings (KOP) executive own after this transaction?

Following the reported transaction, the executive directly beneficially owns 234 dividend equivalent rights, according to the filing.

How were the 169 new dividend equivalent rights at Koppers Holdings (KOP) allocated between RSUs and PSUs?

Of the 169 new DERs, 142 accrued on time-based RSUs granted on January 4, 2023, January 4, 2024, and January 3, 2025, and 27 accrued on performance-based PSUs granted on January 4, 2023.

Did the Koppers Holdings (KOP) insider pay anything for these dividend equivalent rights?

No cash price is indicated in the filing; the price of the derivative security is shown as $0 for the 169 dividend equivalent rights acquired.

What role does the reporting person hold at Koppers Holdings Inc. (KOP)?

The reporting person is identified as an Officer of Koppers Holdings Inc. with the title SVP, Culture and Engagement.